<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
            <el-button slot="append"
                       icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">添加商品</el-button>
        </el-col>
      </el-row>
      <el-table :data="goodsList"
                border
                stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称"
                         prop="goods_name"></el-table-column>
        <el-table-column label="商品价格(元)"
                         prop="goods_price"
                         width="100px"></el-table-column>
        <el-table-column label="商品重量"
                         prop="goods_weight"
                         width="100px"></el-table-column>
        <el-table-column label="创建时间"
                         prop="add_time"
                         width="140px">
          <template slot-scope="scope">
            {{scope.row.add_time |dataFormat}}
          </template>
        </el-table-column>
        <el-table-column label="操作"
                         width="140px">
          <template slot-scope="scope">
            <el-button type="primary"
                       icon="el-icon-edit"
                       size="mini"></el-button>
            <el-button type="danger"
                       icon="el-icon-delete"
                       size="mini"
                       @click="removeById(scope.row.goods_id)"></el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination @size-change="handleSizeChange"
                     @current-change="handleCurrentChange"
                     :current-page="queryInfo.pagenum"
                     :page-sizes="[2, 5, 10, 20]"
                     :page-size="queryInfo.pagesize"
                     layout="total, sizes, prev, pager, next, jumper"
                     :total="total"
                     background>
      </el-pagination>
    </el-card>
  </div>
</template>
<script>
export default {
  data() {
    return {
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10,
      },
      total: 0,
      goodsList: [],
    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo,
      })
      if (res.meta.status !== 200) {
        return this.$message.error(res.meta.msg)
      }
      console.log(JSON.stringify(res.data))
      this.total = res.data.total
      this.goodsList = res.data.goods
    },
    handleSizeChange(size){
       this.queryInfo.pagesize=size
       this.getGoodsList()
    },
    handleCurrentChange(num){
       this.queryInfo.pagenum = num
       this.getGoodsList()
    },
    async removeById(id){
       const conf= await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
      //   alert(conf);
      //  this.$http.get(``)
      if(conf != "confirm"){
         return this.$message.info("已经取消对商品的操作")
      }
      const {data:res}= await this.$http.delete(`goods/${id}`)
      if(res.meta.status !== 200){
         return this.$message.error(res.meta.msg)
      }
      this.$message.success(res.meta.msg)
      this.getGoodsList() 
    },
    goAddPage(){
       this.$router.push("/goods/add");
    }
  },
}
</script>
<style lang="less" scoped>
</style>
